AMD-K6 AMD [Advanced Micro Devices], AMD-K6 Datasheet - Page 90

• Manufacturer Part Number: AMD-K6
• Description: AMD-K6 Processor
• Manufacturer: AMD [Advanced Micro Devices]

AMD-K6
Table 11. Floating-Point Instructions (continued)
Table 12. MMX™ Instructions
72
FUCOMP
FUCOMPP
FXAM
FXCH
FXTRACT
FYL2X
FYL2XP1
FWAIT
Note:
EMMS
MOVD mmreg, mreg32
MOVD mmreg, mem32
MOVD mreg32, mmreg
MOVD mem32, mmreg
MOVQ mmreg1, mmreg2
MOVQ mmreg, mem64
MOVQ mmreg1, mmreg2
MOVQ mem64, mmreg
PACKSSDW mmreg1, mmreg2
PACKSSDW mmreg, mem64
PACKSSWB mmreg1, mmreg2
PACKSSWB mmreg, mem64
PACKUSWB mmreg1, mmreg2
PACKUSWB mmreg, mem64
PADDB mmreg1, mmreg2
PADDB mmreg, mem64
Note:
*
*
The last three bits of the modR/M byte select the stack entry ST(i).
Bits 2, 1, and 0 of the modR/M byte select the integer register.
Instruction Mnemonic
Instruction Mnemonic
®
Processor Data Sheet
Byte(s)
Byte
Prefix
First
DDh
DAh
D9h
D9h
D9h
D9h
D9h
9Bh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
0Fh
Preliminary Information
Software Environment
Second
Byte
First
Byte
6Bh
6Bh
77h
6Eh
6Eh
7Eh
7Eh
6Fh
6Fh
7Fh
7Fh
63h
64h
67h
67h
FCh
FCh
E9h
E5h
F4h
F1h
F9h
mm-xxx-xxx
mm-xxx-xxx
mm-xxx-xxx
mm-xxx-xxx
mm-xxx-xxx
mm-xxx-xxx
mm-xxx-xxx
mm-xxx-xxx
11-xxx-xxx
11-xxx-xxx
11-xxx-xxx
11-xxx-xxx
11-xxx-xxx
11-xxx-xxx
11-xxx-xxx
11-xxx-xxx
ModR/M
11-101-xxx
11-001-xxx
ModR/M
Byte
Byte
Decode
vector
short
short
short
short
short
short
short
short
short
short
short
short
short
short
short
short
Type
Decode
vector
vector
Type
short
short
short
short
short
short
store, mload
mload
mstore, load
mstore
meu
mload
meu
mstore
meu
mload, meu
meu
mload, meu
meu
mload, meu
meu
mload, meu
float
float
float
float
float
float
RISC86
Opcodes
RISC86
Opcodes
®
®
20695H/0—March 1998
Note
*
*
Note
Chapter 3